九年级unit13SectionA3a3b

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1、The earth is badly polluted.What should we do to save the earth?Some animals are endangered.We should do something to protect the animals and the environment!1.Have you ever seen a shark（鲨鱼）（鲨鱼）?2.What do you know about sharks?Sharks are endangered,read the passage and judge(判断）判断）the sentences.Read

2、 the first paragraph1.Sharks fin（鱼鳍）（鱼鳍）soup is famous and expensive all around the world.2.We have to kill a whole shark to get a bowl of sharks fin soup.Read the second paragraph1.People cut off sharks fins and throw the sharks back into the ocean.2.Sharks are in the bottom of the food chain in th

3、e oceans ecosystem.n.生态系统生态系统食物链食物链Read the third paragraph1.WildAid and the WWF are environmental protection groups in China.2.Sharks fins are good for health.Where shark fin soup is popularNumber of sharks caughtand traded every yearHow much the numbers of some kinds of sharks have fallen in the l

4、ast 20 to 30yearsTwo environmental groups which are against“finning”southern Chinaaround 70 millionover 90 percent WildAid and the WWF3aRead the passage about sharks and complete the fact sheet below.3bRead the passage again and fill in the blanks with the words in the box.so although if but when1.M

5、any people do not realize they are killing a whole shark _ they enjoy a bowl of shark fin soup.2.Sharks are at the top of the food chain,_ if their numbers drop,the oceans ecosystem will be in danger.whenso3.Many think that sharks are too strong to be endangered,_ they are wrong.4._ there are no sci

6、entific studies to support this,a lot of people believe that shark fins are good for health.5.Sharks may disappear one day _ we do not do something to stop the sale of shark fins.butAlthoughifadj.科学上的，科学的科学上的，科学的1.听说听说 2.每一次每一次 3.割掉、砍掉割掉、砍掉 4.扔回海洋里扔回海洋里 5.不仅不仅而且而且6.对对有害处有害处 7.不再不再 8.在在的顶端的顶端 9.数量降低数量降低 10.给给带来危险带来危险 11.在这个行业里交易在这个行业里交易 12.的数量降低的数量降低90%13.教育公众关于教育公众关于 14.要求政府完善法律来阻止鱼要求政府完善法律来阻止鱼翅的买卖翅的买卖 15.截止到目前为止截止到目前为止 16.科学研究科学研究Read carefully and find out the phrases and the points you cant understand.The sharks are in danger.Please make a poster and think of what we can do.